Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 620 Pocket Watch
Waltham Grade No. 620 Pocket Watch

American Waltham Watch Co.

Grade: No. 620

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 18668846
Grade: No. 620
Model: 1908
Estimated Production Year: 1912
Run Quantity: 2,000
Grade/Model Run: 67 of 197
Grade/Model Total Production: 354,099
Variant Est. Production: 149,500 (16S-M1908-15J-HNP)
Size: 16s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Inlay Color: Black
Movement Setting: Pendant
Plate: Bridge Plate
Regulator: Church 1892
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Movement Markings: A.W.W.Co.
Waltham, Mass.
15 Jewels
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 22062.G241.16S2873.161908M443.H7434.P7284.15J5108
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
453.12
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
412.34
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.450%
Registry Population: 7 (0.35%)
$ Estimated Value (12 Month Change): -3.23% Analyzing 1,488 Sales

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Verification Reports for this Run

The following reports have been graciously submitted by dedicated members in reference to this production run. These reports are useful to verify data and track inaccuracies that require further research. Please note that reports may contain inaccurate information or assumptions that must be dilligently considered with other available sources.


Anonymous · November 27, 2022

Serial Number 18668758 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Nickel

Anonymous · January 12, 2020

Serial Number 18667542 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · August 20, 2019

Serial Number 18668528 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · April 28, 2019

Serial Number 18667031 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · December 20, 2018

Serial Number 18667542 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · December 30, 2016

Serial Number 18667812 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · January 29, 2016

Serial Number 18668141 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

billy565 3 · November 21, 2013

Serial Number 18668846 was reported as inaccurate.

Note: Openface
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

billy565 3 · August 14, 2013

Serial Number 18668846 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

billy565 3 · August 14, 2013

Serial Number 18668846 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · July 13, 2013

Serial Number 18667645 was reported as inaccurate.

Note: Ribbon design around outer edge&location of serial
number
Changes since this report was submitted:
Plate changed from 3/4 to Bridge
Waltham Grade No. 620 Pocket Watch
Waltham Grade No. 620 Pocket Watch